TT Electronics/IRC

GQ8A011780FT

GQ8A011780FT Description

The GQ8A011780FT from TT Electronics/IRC is a high-performance 8-resistor thin-film network designed for precision applications. Encased in a ceramic QSOP package, it offers 178Ω resistance per resistor with a tight 1% tolerance and ±100ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range (70°C to 125°C). The device features 16 gull-wing terminals for reliable surface-mount (SMD) assembly, with a compact footprint (4.9mm × 6.02mm × 1.47mm) and 0.64mm terminal pitch, making it suitable for space-constrained designs. Rated for 0.75W total power dissipation (0.1W per resistor) and 100V maximum voltage, it is ideal for isolated circuit (ISOL) applications requiring robust thermal and electrical performance.

GQ8A011780FT Features

• Precision Thin-Film Technology: Delivers low noise and high stability for sensitive analog/digital circuits.
• Ceramic QSOP Package: Enhances thermal conductivity and mechanical durability vs. plastic alternatives.
• High Power Density: 0.75W total rating (3/4W) in a compact form factor, outperforming standard networks.
• Isolated Resistors (ISOL): Independent resistors minimize crosstalk, critical for signal integrity.
• Wide Operating Range: -70°C to +125°C with derated power, suitable for industrial/harsh environments.
• Gull-Wing Termination: Ensures reliable solder joints in automated PCB assembly.
• Non-Automotive (PPAP No): Optimized for commercial/industrial use, though not automotive-grade.

GQ8A011780FT Applications

• Signal Conditioning: Precision voltage dividers, ADC/DAC reference networks.
• Medical Electronics: Isolated measurement circuits in patient monitoring devices.
• Test & Measurement Equipment: High-accuracy calibration and sensor interfaces.
• Industrial Controls: PLCs, motor drives, and power supply feedback loops.
• Telecom Infrastructure: Line termination and impedance matching in RF modules.

Conclusion of GQ8A011780FT

The GQ8A011780FT excels in precision, power handling, and isolation, making it a superior choice for high-reliability electronics. Its ceramic construction, thin-film resistors, and compact QSOP package address challenges in thermal management and space efficiency, while the 1% tolerance and ±100ppm/°C TCR ensure long-term stability. Though not RoHS-compliant or automotive-rated, it is ideal for industrial, medical, and telecom applications demanding robust performance. Engineers should consider this model for critical analog circuits where component consistency and durability are paramount.